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Related Concept Videos

Targeted Cancer Therapies02:57

Targeted Cancer Therapies

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The targeted cancer therapies, also known as “molecular targeted therapies,” take advantage of the molecular and genetic differences between the cancer cells and the normal cells. It needs a thorough understanding of the cancer cells to develop drugs that can target specific molecular aspects that drive the growth, progression, and spread of cancer cells without affecting the growth and survival of other normal cells in the body.
There are several types of targeted therapies against...
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Targeted Cancer Therapies02:57

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Cancer Stem Cells and Tumor Maintenance02:40

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Early diagnosis and treatment can often cure cancer. However, even with treatment, residual cells called cancer stem cells (CSC) might remain, often causing tumor recurrence. These cancer stem cells possess the potential for self-renewal and multi-lineage differentiation and are often responsible for the therapeutic resistance displayed in most cancers.
Cancer stem cells are thought to originate from tissue-specific normal stem cells or progenitor cells. The normal stem cells usually reside in...
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Cancer Stem Cells and Tumor Maintenance02:40

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Combination Therapies and Personalized Medicine02:50

Combination Therapies and Personalized Medicine

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Combining two or more treatment methods increases the life span of cancer patients while reducing damage to vital organs or tissue from the overuse of a single treatment. Combination therapy also targets different cancer-inducing pathways, thus reducing the chances of developing resistance to treatment.
The combination of the drug acetazolamide and sulforaphane is a good example of combination therapy to treat cancer. The cells in the interior of a large tumor often die due to the hypoxic and...
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Stem Cell Therapy for Tissue Regeneration01:21

Stem Cell Therapy for Tissue Regeneration

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Stem cell therapy is a method used in regenerative medicine to repair and restore function to damaged tissues and organs. Stem cells have the potential to proliferate and differentiate into various tissue types, making them ideal candidates for tissue regeneration. For example, hematopoietic stem cell transplants are commonly used in blood cancer treatment to replenish damaged bone marrow and restore healthy blood cells.
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Related Experiment Video

Updated: Apr 5, 2026

Targeted and Selective Treatment of Pluripotent Stem Cell-derived Teratomas Using External Beam Radiation in a Small-animal Model
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Targeted and Selective Treatment of Pluripotent Stem Cell-derived Teratomas Using External Beam Radiation in a Small-animal Model

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[Targeted molecular therapy based on advanced cancer stem cell model].

Atsushi Hirao

    Nihon Rinsho. Japanese Journal of Clinical Medicine
    |August 19, 2015
    PubMed
    Summary

    Tumor-initiating cells (TICs) drive cancer, but the cancer stem cell model faces challenges. Research highlights a link between cancer malignancy and "stemness," offering potential for new diagnostics and therapeutics.

    Area of Science:

    • Oncology
    • Stem Cell Biology
    • Molecular Biology

    Context:

    • Advancements in cell purification and transplantation have enabled the identification of tumor-initiating cells (TICs).
    • The cancer stem cell (CSC) model proposes a hierarchical tumor organization sustained by rare TICs, analogous to normal tissue stem cells.
    • Despite its utility, the CSC model faces controversies, including reversible stemness due to epigenetic changes, clonal genetic evolution, and xenotransplantation limitations.

    Purpose:

    • To explore the complexities and controversies surrounding the cancer stem cell model.
    • To investigate the relationship between cancer malignancy and stem cell properties, termed 'stemness'.
    • To underscore the potential of understanding stemness mechanisms for developing novel cancer diagnostics and therapeutics.

    Summary:

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    • Tumor-initiating cells (TICs) are critical in cancer, though the precise cancer stem cell (CSC) model is debated.
    • Key controversies include the plasticity of stem-like populations via epigenetic modifications and genetic evolution, alongside xenotransplantation system issues.
    • A strong correlation exists between cancer's malignant potential and its 'stemness' properties.

    Impact:

    • Understanding the molecular control of stemness is crucial for advancing cancer research.
    • This knowledge could lead to the development of innovative diagnostic tools for cancer detection.
    • Targeting stemness mechanisms may pave the way for novel therapeutic strategies against cancer.